Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number K1700-40 found under Bar Metal by H C Starck Inc. The National Stock Number assigned to this part is 9530014356424, and the Federal Supply Class is 9530 Bars And Rods Nonferrous Base Metal. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like K1700-40.